268481640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2333}}^1$

素因数の和:2491

約数の個数: 128

約数和(自身を含む): 927624960

約数和(自身を除く): 659143320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 137, 140, 168, 210, 274, 280, 411, 420, 548, 685, 822, 840, 959, 1096, 1370, 1644, 1918, 2055, 2333, 2740, 2877, 3288, 3836, 4110, 4666, 4795, 5480, 5754, 6999, 7672, 8220, 9332, 9590, 11508, 11665, 13998, 14385, 16331, 16440, 18664, 19180, 23016, 23330, 27996, 28770, 32662, 34995, 38360, 46660, 48993, 55992, 57540, 65324, 69990, 81655, 93320, 97986, 115080, 130648, 139980, 163310, 195972, 244965, 279960, 319621, 326620, 391944, 489930, 639242, 653240, 958863, 979860, 1278484, 1598105, 1917726, 1959720, 2237347, 2556968, 3196210, 3835452, 4474694, 4794315, 6392420, 6712041, 7670904, 8949388, 9588630, 11186735, 12784840, 13424082, 17898776, 19177260, 22373470, 26848164, 33560205, 38354520, 44746940, 53696328, 67120410, 89493880, 134240820, 268481640]

約数ペア:

[(1, 268481640), (2, 134240820), (3, 89493880), (4, 67120410), (5, 53696328), (6, 44746940), (7, 38354520), (8, 33560205), (10, 26848164), (12, 22373470), (14, 19177260), (15, 17898776), (20, 13424082), (21, 12784840), (24, 11186735), (28, 9588630), (30, 8949388), (35, 7670904), (40, 6712041), (42, 6392420), (56, 4794315), (60, 4474694), (70, 3835452), (84, 3196210), (105, 2556968), (120, 2237347), (137, 1959720), (140, 1917726), (168, 1598105), (210, 1278484), (274, 979860), (280, 958863), (411, 653240), (420, 639242), (548, 489930), (685, 391944), (822, 326620), (840, 319621), (959, 279960), (1096, 244965), (1370, 195972), (1644, 163310), (1918, 139980), (2055, 130648), (2333, 115080), (2740, 97986), (2877, 93320), (3288, 81655), (3836, 69990), (4110, 65324), (4666, 57540), (4795, 55992), (5480, 48993), (5754, 46660), (6999, 38360), (7672, 34995), (8220, 32662), (9332, 28770), (9590, 27996), (11508, 23330), (11665, 23016), (13998, 19180), (14385, 18664), (16331, 16440)]